In this paper the author establishes some foundations regarding sheaves of vector spaces on graphs and their invariants, such as homology groups and their limits. He then uses these ideas to prove the Hanna Neumann Conjecture of the 1950s; in fact, he proves a strengthened form of the conjecture.
Acquista questo ebook e ricevine 1 in più GRATIS!
Formato PDF ● Pagine 106 ● ISBN 9781470419684 ● Casa editrice American Mathematical Society ● Scaricabile 3 volte ● Moneta EUR ● ID 8056977 ● Protezione dalla copia Adobe DRM
Richiede un lettore di ebook compatibile con DRM